Finding the Fourth Proportional to 1,154,858.69, 1,730,789.88 and 514,250.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,154,858.69 : 1,730,789.88 = 514,250.88 : x
2. Step 2: Convert to fraction form
   1,154,858.69/1,730,789.88 = 514,250.88/x
3. Step 3: Cross multiply
   1,154,858.69x = 1,730,789.88 × 514,250.88
4. Step 4: Simplify right side
   1,154,858.69x = 890,060,218,885.09
5. Step 5: Solve for x
   x = 890,060,218,885.09/1,154,858.69
6. Step 6: Final answer
   x = 770,709.20